What is the condition often diagnosed if a woman has elevated prolactin levels yet displays no signs of pregnancy?

When a woman presents with elevated prolactin levels and does not exhibit signs of pregnancy, the most likely diagnosis is a prolactinoma. A prolactinoma is a benign tumor of the pituitary gland that secretes excess prolactin. High levels of prolactin can lead to various symptoms, including menstrual irregularities and galactorrhea (milk production).

It is important to note that while conditions like premature ovarian failure, polycystic ovary syndrome, and uterine fibroids can cause reproductive issues or hormonal imbalances, they do not typically lead to isolated elevated prolactin levels without other accompanying symptoms. For instance, premature ovarian failure is associated with low estrogen levels and does not specifically cause elevated prolactin unless there are other factors at play. Polycystic ovary syndrome often presents with a combination of symptoms such as hirsutism and metabolic issues, and while it can involve elevated prolactin, it usually does not lead to isolated significant elevations. Uterine fibroids primarily refer to noncancerous growths in the uterus and are not directly related to prolactin secretion.

Hence, the elevated prolactin levels, particularly in the absence of pregnancy, point directly to prolactinoma